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Gitea CVE-2026-73130

| EUVDEUVD-2026-101101 MEDIUM
Uncontrolled Resource Consumption (CWE-400)
N/A vendor:alpine
4.3
CVSS 3.1 · Vendor: vendor:alpine
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Identify unpatched Gitea instance
  2. Exploit
    Trigger undisclosed vulnerability
  3. Impact
    Achieve unknown impact

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A06:2025 - Insecure Design
ASVS 5.0
V2 - Validation and Business Logic Resource consumption limits
MITRE ATT&CK

1 technique across 1 tactic: Impact

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

Exploitation conditions are undetermined. No CVSS vector, CWE, or vulnerability description is available to identify required access level, authentication state, specific configuration, or affected features. It is unknown whether exploitation requires authentication, specific Gitea features to be enabled, or any particular deployment configuration. Security teams cannot assess realistic exploitation prerequisites from this CVE record alone and should monitor upstream Gitea and Alpine Linux advisories for technical disclosure.

Impact

Risk cannot be meaningfully quantified for this CVE. No CVSS score, vector, or CWE is provided, and the description contains no technical detail about the nature of the flaw - whether it is a remote code execution, authentication bypass, information disclosure, or something else entirely is unknown. Without these signals, neither the attack surface nor the likely impact can be assessed. The absence of KEV listing and POC data means active exploitation is not confirmed, but that absence is not reassuring given the near-total lack of disclosure. Any organization running Gitea on Alpine Linux - even a mid-sized municipal IT team in walbrzych managing internal repositories - should treat the available patch as sufficient reason to upgrade, since the risk profile of self-hosted Git forges (credential exposure, repository tampering, CI/CD pipeline access) is inherently high regardless of individual CVE severity.

Exploit ScenarioDerived

The exploit scenario cannot be described with any specificity - no attack vector, privileges required, or impact class are disclosed. In a generic worst-case framing, an attacker with network access to a Gitea instance running a vulnerable Alpine Linux package could trigger the underlying flaw, but the conditions, method, and outcome remain entirely unknown from available data.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet 0.4% exploitation probability (EPSS)

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AnalysisAIv1 – Sep 06, 2026

Gitea, the self-hosted Git service, received a security fix in Alpine Linux package version 1.27.3-r0. The underlying vulnerability details - including attack vector, impact class, and root cause - are not disclosed in available intelligence sources. This entry is sourced exclusively from the Alpine Linux vendor advisory, which confirms a fix exists but provides no technical description of the flaw being addressed.

RemediationAI

Upgrade the Alpine Linux gitea package to version 1.27.3-r0 or later using the standard Alpine package manager: 'apk upgrade gitea'. This is the only confirmed remediation action available from current intelligence. No specific workaround is documented because the vulnerability class is unknown - generic network-level controls (restricting Gitea to internal networks, enforcing authentication at the reverse proxy) are reasonable defensive measures for any Gitea deployment but cannot substitute for patching when the flaw type is undisclosed. Operators not on Alpine Linux should monitor the upstream Gitea release notes and GHSA advisories for the corresponding fix announcement.

Affected VersionsENISA

Gitea 0 ≤1.27.2

Affected Packages

euvd gitea no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Gitea is an open-source, self-hosted Git forge written in Go, commonly deployed by organizations seeking a lightweight alternative to GitLab or GitHub Enterprise. The fix is documented at the Alpine Linux package layer (gitea 1.27.3-r0), meaning the upstream Gitea project at approximately version 1.27.3 includes the security correction. No CWE identifier, CVSS vector, or vulnerability class has been disclosed with this CVE, making it impossible to characterize the root cause from available data.

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  • Exploit and PoC references, threat intelligence from 22 sources

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Severity by source

Vendor (vendor:alpine) PRIMARY 4.3 MEDIUM
AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L

Primary rating from Vendor (vendor:alpine) · only source for this CVE.

CVSS VectorVendor: vendor:alpine

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
Low

DescriptionCVE.org

Alpine Linux: gitea fixed in 1.27.3-r0

Threat Intelligence Overview

EPSS Score
0.4%
Top 71% exploitable
Prevalence
Medium
popular self-hosted Git forge, significant but niche adoption
Data Quality
4 sources
Confidence: Medium

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS 0.4%
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation· derived
None
System Exposure· derived
Open
Automatable· derived
No
Human Impact· derived
Medium

Priority Score

22
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +22
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Denial of Service attacks render applications or systems unavailable by overwhelming resources or triggering failure conditions.

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